[FFmpeg-devel] [PATCH v2] configure: improve ar test for response files

[Martin Storsjö]

On Tue, 18 Mar 2025, Gyan Doshi wrote:

> ---
> configure | 13 +++++++------
> 1 file changed, 7 insertions(+), 6 deletions(-)
>
> diff --git a/configure b/configure
> index d84e32196d..14f7bcde0e 100755
> --- a/configure
> +++ b/configure
> @@ -5230,12 +5230,6 @@ else
>     ar_o='$@'
> fi
>
> -if $ar 2>&1 | grep -qi  "@.*file"; then
> -    ar_objs="true"
> -else
> -    ar_objs=""
> -fi
> -
> add_cflags $extra_cflags
> add_cxxflags $extra_cxxflags
> add_objcflags $extra_objcflags
> @@ -7759,6 +7753,13 @@ case $ld_type in
>     ;;
> esac
>
> +{
> +ar_out=${FFTMPDIR}/test$LIBSUF
> +respfile="@/dev/null"
> +out_arg="$(echo $ar_o | sed "s;\$@;$ar_out;g")"
> +test_cmd $ar $arflags $out_arg $respfile && ar_objs="true" || ar_objs=""
> +}
> +
> enable frame_thread_encoder

LGTM, thanks!

// Martin